| Plougonvelin | |
| Native Name: | Plougonvelen |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Plougonvelin (Finistère).svg |
| Coordinates: | 48.3436°N -4.7103°W |
| Elevation Min M: | 0 |
| Elevation Max M: | 88 |
| Insee: | 29190 |
| Postal Code: | 29217 |
| Arrondissement: | Brest |
| Canton: | Saint-Renan |
| Mayor: | Bertrand Audren[1] |
| Term: | 2022 - 2026 |
| Intercommunality: | Pays d'Iroise |
| Area Km2: | 18.69 |
Plougonvelin (pronounced as /fr/; br|Plougonvelen) is a commune in the Finistère department of Brittany in north-western France.
Plougonvelin has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Plougonvelin is . The average annual rainfall is with December as the wettest month. The temperatures are highest on average in August, at around, and lowest in February, at around . The highest temperature ever recorded in Plougonvelin was on 12 July 1983; the coldest temperature ever recorded was on 21 February 1948.
Inhabitants of Plougonvelin are called in French Plougonvelinois.
The municipality launched a plan for the Breton language through Ya d'ar brezhoneg on 16 June 2005. In 2008, 8.44% of primary-school children attended bilingual schools.[2]